Mihailo Timotic created SPARK-51259:
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Summary: Refactor and improve performance for natural and using
join keys computation
Key: SPARK-51259
URL: https://issues.apache.org/jira/browse/SPARK-51259
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 4.0.0
Reporter: Mihailo Timotic
Refactor natural and using join key computation to a separate component so that
it can be reused in single-pass resolver. Additionally, improve performance of
key lookup by using an {{AttributeSet}} instead of linear lookups.
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